Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
Aqueronte
←
Spanish
Aquerón
(doublet)
←
Ancient Greek
Ἀχέρων
(derived)
←
Latin
Acherōn
(borrowed)
←
Latin
Acherontis
(mention)
→
Spanish
Aquerón
(doublet)